Confidence votes 5. Well the cleanest bug in the world would most probably be a cockroach but dogs do have the cleanest mouths~!!! (=. 3 people found this useful.
Best Answer: The answer is 2. fault. That is the break in the crust. When the movement occurs, that is an earthquake. a locked discontinuity is a fault, if it moves you have an Earthquake. It is a fault. volcano. thats not my answer.
When a force is applied to a body of a rock at plate boundaries, the rock may bend or break. Faults A break in the Earth's lithosphere where one block of rock moves toward, away from, or past another.